From: Ross Lagerwall <ross.lagerw...@citrix.com> Signed-off-by: Ross Lagerwall <ross.lagerw...@citrix.com> Signed-off-by: Konrad Rzeszutek Wilk <konrad.w...@oracle.com> --- xen/common/xsplice.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+)
diff --git a/xen/common/xsplice.c b/xen/common/xsplice.c index 8c5557e..3f1da13 100644 --- a/xen/common/xsplice.c +++ b/xen/common/xsplice.c @@ -728,6 +728,23 @@ static int find_special_sections(struct payload *payload, if ( xen_build_id_check(&payload->id.p, &payload->id.len, n) ) return -EINVAL; } + /* Make sure it is not a duplicate. */ + if ( payload->id.len ) + { + struct payload *data; + + spin_lock(&payload_lock); + list_for_each_entry ( data, &payload_list, list ) + { + if ( data != payload && data->id.len && + !memcmp(data->id.p, payload->id.p, data->id.len) ) + { + spin_unlock(&payload_lock); + return -EEXIST; + } + } + spin_unlock(&payload_lock); + } sec = xsplice_elf_sec_by_name(elf, ".xsplice.depends"); { -- 2.1.0 _______________________________________________ Xen-devel mailing list Xen-devel@lists.xen.org http://lists.xen.org/xen-devel